Santos Dumont in Winter
In winter (June, July and August), Santos Dumont sees average daytime highs around 23°C and overnight lows near 13°C, with 72 mm of rain over about 15 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 23°C. The sky is clear or mostly clear about 44% of the time across winter, and the air most often feels comfortable.
Winter is Santos Dumont's best season of the year to visit on our travel score. For the whole year in context, see Santos Dumont's year-round climate.
- Avg daytime high
- 23°C
- coldest season of the year
- Avg overnight low
- 13°C
- Rainfall
- 72 mm
- 15 wet days
- Avg wind
- 8 km/h
- Travel score
- 7.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Santos Dumont in Winter
Across winter, daytime highs hold fairly steady around 23°C.
A typical winter day in Santos Dumont reaches about 23°C and drops to 13°C overnight. The warmest of the three months is August, the coolest July.
Santos Dumont weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 19° | 296 | 20.9 | 13.2 | 4.6 |
| Feb | 28° / 19° | 196 | 16.2 | 12.7 | 4.9 |
| Mar | 27° / 19° | 204 | 20 | 12.2 | 4.9 |
| Apr | 26° / 17° | 89 | 12.8 | 11.5 | 6.2 |
| May | 24° / 15° | 50 | 8 | 11 | 7.2 |
| Jun | 23° / 13° | 21 | 4.6 | 10.7 | 7.8 |
| Jul | 23° / 13° | 22 | 4.9 | 10.8 | 7.8 |
| Aug | 24° / 13° | 29 | 5.7 | 11.3 | 7.8 |
| Sep | 25° / 15° | 75 | 10.6 | 11.9 | 6.8 |
| Oct | 25° / 17° | 139 | 16.6 | 12.5 | 5.6 |
| Nov | 26° / 17° | 266 | 21.3 | 13 | 4.7 |
| Dec | 27° / 19° | 318 | 23.9 | 13.3 | 4.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 44% of the time across winter.
Chance of precipitation in Winter
Santos Dumont gets around 72 mm of rain over 15 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 8 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 48 min in early June to 11 h 30 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.8 kWh/m².
Hazard calendar for Santos Dumont
None of Santos Dumont's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Santos Dumont's monsoon runs November–March, when most of the year's rain falls.
Is winter a good time to visit Santos Dumont?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Santos Dumont for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Santos Dumont in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Santos Dumont sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes. About 15 days see rain.
UV index in Santos Dumont in Winter
Clear-sky midday UV across winter averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santos Dumont peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 6 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 15 | 16 | 13 | 10 | 7 | 6 | 6 | 8 | 9 | 12 | 14 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | High | High | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 16 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Extreme |
| May | 7 | Very high |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 8 | Very high |
| Sep | 9 | Very high |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Air quality in Santos Dumont in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Santos Dumont is worst in September — around 22 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (January, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 11 | 12 | 13 | 15 | 15 | 14 | 16 | 22 | 14 | 12 | 11 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 11 | Good |
| Mar | 12 | Good |
| Apr | 13 | Moderate |
| May | 15 | Moderate |
| Jun | 15 | Moderate |
| Jul | 14 | Moderate |
| Aug | 16 | Moderate |
| Sep | 22 | Moderate |
| Oct | 14 | Moderate |
| Nov | 12 | Good |
| Dec | 11 | Good |
Where is Santos Dumont?
Santos Dumont sits at 21.5°S, 43.6°W, 844 m above sea level, in Brazil. The nearest listed city is Barbacena, 34 km away.
Topography around Santos Dumont
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santos Dumont.
Within 3 km, the terrain around Santos Dumont has only modest variations in elevation — a maximum elevation change of 182 m around an average of 890 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 756 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,595 m.
The land around Santos Dumont is covered by grassland (59%) and trees (27%) within 3 km, grassland (57%) and trees (41%) within 16 km, and grassland (58%) and trees (37%) within 80 km.
Brazil travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / N
- 127 / 220 V · 60 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $10,713
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 89%
- of population, 2024
- Homicide rate
- 19.3
- per 100k, 2023
- Road deaths
- 16
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 482
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Santos Dumont (-21.4567°, -43.5525°, elevation 844 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.